Part 71, page 356

DB Cooper-30641

Document date 7 May 1964

Open in FBI Vault (Part 71, page 356 of the PDF)

FBI 164-81, Vault Part 71 p. 356 (DB Cooper-30641), Report, dated 7 May 1964, serial FC 751-1-1 (as read from the transcript) — cooper.theunsolved.net/parts/Cooper-Part-71/pages/356

Transcript

The scan is the source; the transcript is machine-generated from it.

COND NO. | IRIG TIME | CABIN h_I FEET | BIN R/C FT/MIN | PILOTS h_I FEET | V_I KNOTS | COND NO. | IRIG TIME | CABIN h_I FEET | CABIN R/C FT/MIN | PILOTS h_I FEET | PILOTS V_I KNOTS 1.21. | 12:10 | | | | | | 12:10 | | | | 19.08 | :00 | 9770 | -150 | 9540 | 304.5 | .08 | :52 | 9670 | 100 | 9570 | 306.0 | :02 | 9760 | -200 | 9530 | 301.0 | | :54 | 9670 | 100 | 9570 | 306.5 | :04 | 9750 | -200 | 9530 | 299.5 | | :56 | 9670 | 50 | 9570 | 305.0 | :06 | 9750 | -150 | 9530 | 299.5 | | :58 | 9670 | 50 | 9570 | 305.0 | | | | | | | 12:11 | | | | | :08 | 9670 | -900 | 9550 | 299.5 | | :00 | 9670 | 50 | 9570 | 304.5 | :10 | 9660 | -850 | 9560 | 299.0 | | :02 | 9670 | 50 | 9570 | 304.0 | :12 | 9660 | -450 | 9570 | 299.0 | | :04 | 9670 | 50 | 9570 | 306.0 | :14 | 9660 | -100 | 9580 | 299.0 | | :06 | 9670 | 0 | 9560 | 306.0 | :16 | 9660 | -150 | 9590 | 299.0 | | :08 | 9670 | 0 | 9550 | 305.0 | :18 | 9660 | -50 | 9590 | 299.0 | | :10 | 9670 | -50 | 9540 | 304.0 | :20 | 9660 | 0 | 9590 | 299.5 | | :12 | 9670 | -100 | 9530 | 303.0 | :22 | 9660 | 0 | 9590 | 299.5 | | :14 | 9660 | -150 | 9520 | 304.5 | :24 | 9650 | -250 | 9600 | 300.0 | | :16 | 9660 | -200 | 9500 | 306.5 | :26 | 9540 | -800 | 9600 | 301.0 | | :18 | 9650 | -200 | 9500 | 306.5 | :28 | 9600 | 600 | 9600 | 301.5 | | :20 | 9650 | -200 | 9490 | 306.0 | :30 | 9640 | 800 | 9590 | 301.5 | | :22 | 9650 | -150 | 9490 | 304.0 | :32 | 9650 | 800 | 9590 | 302.0 | | :24 | 9650 | -100 | 9490 | 302.0 | :34 | 9660 | 650 | 9580 | 303.0 | | :26 | 9650 | -50 | 9490 | 303.0 | :36 | 9660 | 400 | 9580 | 303.5 | | :28 | 9650 | -50 | 9490 | 303.5 | :38 | 9660 | 250 | 9570 | 303.5 | | :30 | 9650 | -50 | 9480 | 304.0 | :40 | 9660 | 200 | 9570 | 304.5 | | :32 | 9650 | -50 | 9480 | 303.5 | :42 | 9660 | 200 | 9570 | 304.5 | | :34 | 9640 | -50 | 9470 | 303.0 | :44 | 9670 | 200 | 9570 | 303.5 | | :36 | 9630 | -100 | 9460 | 301.5 | :46 | 9670 | 200 | 9570 | 304.5 | | :38 | 9620 | -150 | 9450 | 303.0 | :48 | 9670 | 200 | 9570 | 305.0 | | :40 | 9610 | -200 | 9430 | 303.5 | :50 | 9670 | 150 | 9570 | 306.5 | | | | | |

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CALC MB 3-23-4 REVISED DATE CHECK JG 3-23-4 APR [guess: GL] 3-23-4 APR

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CHARACTERISTICS WITH AIRSTAIR DOWN DB Cooper-30641 TEST 100-3 THE BOEING COMPANY SEC. 1.21.19

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727-22 N72700 06-7777 PAGE 23 6-7000

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TD 1040 B-R7

AI notes

Commentary by the AI model that transcribed this page. It may bring in context the page itself does not state. The scan is the source; the transcript is machine-generated from it.

Flight test data table recording cabin altitude (feet), rate of climb/descent (ft/min), pilots altitude (feet), and airspeed (knots) at 2-second intervals from IRIG time 12:10:00 through 12:11:40. Data shows altitude fluctuations around 9600-9770 feet with various climb/descent rates. Associated with Boeing test of DB Cooper-30641 aircraft (727-22, N72700). Approval block showing calculator, checker, and approver initials with dates, all dated 3-23-4. Title block identifying this as Boeing Company test documentation for 'Characteristics With Airstair Down', test 100-3, related to DB Cooper-30641, Section 1.21.19. Document identifiers showing aircraft type 727-22, registration N72700, document number 06-7777, page 23. Boeing form number identifier.

Clear typed tabular data
Some minor artifacts from scanning
A few values slightly hard to read but overall very legible

Part 71, page 356

Dates mentioned

Transcript